All Seasons Plumbing has two service trucks that frequently need repair. If the

Question

All Seasons Plumbing has two service trucks that frequently need repair. If the probability the first truck is available is .70, the probability the second truck is available is .55, and the probability that both trucks are available is .44:

References

eBook & Resources

All Seasons Plumbing has two service trucks that frequently need repair. If the probability the first truck is available is .70, the probability the second truck is available is .55, and the probability that both trucks are available is .44:

Explanation / Answer

Let

1 , 2 = first truck/second truck is available, respectively

Hence,

P(1' n 2') = 1 - [P(1 U 2)]

= 1 - [P(1) + P(2) - P(1 n 2)]

= 1 - (0.70 + 0.55 - 0.44)

= 0.19 [ANSWER]

Related Questions

Navigate

• Browse (All)
• Browse A
• Subjects

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.